Gupta, H., Jain, H., Kaul, V., Sethi, G. K., Sharma, R., & Allahabadi, A. (2018). Air pollution and its association with respiratory dysfunction among healthy adolescents: a cross sectional study from South Western Punjab, India. International Journal of Contemporary Pediatrics, 6(1), 33–39. https://doi.org/10.18203/2349-3291.ijcp20184702